/Engine/Plugins/Slate/SlateScripting/Source/SlateScriptingCommands/Public/UICommandsScriptingSubsystem.h
This should be called by modules and tools looking to expose there command lists to the subsystem
void RegisterCommandListForContext ( const [FName](API\Runtime\Core\UObject\FName) ContextName, [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FUICommandList](API\Runtime\Slate\Framework\Commands\FUICommandList) > CommandList )